Since Outlook is a classic Desktop application, it doesn’t offer support for these Live Tiles either.
Sadly, these “Live Tiles” only work for the new Modern Apps and not for the classic Desktop applications. For instance, it could show your upcoming appointments on the Start Screen or Lock Screen. One thing in Windows 8 which is impossible to overlook is the new Start Screen and its support for displaying real-time application information on its “Live Tiles”.
